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path: root/src/conf_mode/interfaces-l2tpv3.py
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Diffstat (limited to 'src/conf_mode/interfaces-l2tpv3.py')
-rwxr-xr-xsrc/conf_mode/interfaces-l2tpv3.py28
1 files changed, 21 insertions, 7 deletions
diff --git a/src/conf_mode/interfaces-l2tpv3.py b/src/conf_mode/interfaces-l2tpv3.py
index 33cf62f70..26bb537e5 100755
--- a/src/conf_mode/interfaces-l2tpv3.py
+++ b/src/conf_mode/interfaces-l2tpv3.py
@@ -24,7 +24,7 @@ from vyos.config import Config
from vyos.ifconfig import L2TPv3If, Interface
from vyos import ConfigError
from vyos.util import call
-from vyos.validate import is_bridge_member, is_addr_assigned
+from vyos.validate import is_member, is_addr_assigned
default_config_data = {
'address': [],
@@ -66,12 +66,13 @@ def get_config():
l2tpv3['intf'] = os.environ['VYOS_TAGNODE_VALUE']
+ # check if interface is member of a bridge
+ l2tpv3['is_bridge_member'] = is_member(conf, l2tpv3['intf'], 'bridge')
+
# Check if interface has been removed
if not conf.exists('interfaces l2tpv3 ' + l2tpv3['intf']):
l2tpv3['deleted'] = True
interface = l2tpv3['intf']
- # check if interface is member if a bridge
- l2tpv3['is_bridge_member'] = is_bridge_member(conf, interface)
# to delete the l2tpv3 interface we need the current tunnel_id and session_id
if conf.exists_effective(f'interfaces l2tpv3 {interface} tunnel-id'):
@@ -118,7 +119,8 @@ def get_config():
l2tpv3['ipv6_eui64_prefix'] = conf.return_values('ipv6 address eui64')
# Remove the default link-local address if set.
- if not conf.exists('ipv6 address no-default-link-local'):
+ if not ( conf.exists('ipv6 address no-default-link-local') or
+ l2tpv3['is_bridge_member'] ):
# add the link-local by default to make IPv6 work
l2tpv3['ipv6_eui64_prefix'].append('fe80::/64')
@@ -166,9 +168,9 @@ def verify(l2tpv3):
if l2tpv3['deleted']:
if l2tpv3['is_bridge_member']:
- interface = l2tpv3['intf']
- bridge = l2tpv3['is_bridge_member']
- raise ConfigError(f'Interface "{interface}" can not be deleted as it belongs to bridge "{bridge}"!')
+ raise ConfigError((
+ f'Interface "{l2tpv3["intf"]}" cannot be deleted as it is a '
+ f'member of bridge "{l2tpv3["is_bridge_member"]}"!'))
return None
@@ -193,6 +195,14 @@ def verify(l2tpv3):
if not l2tpv3['peer_session_id']:
raise ConfigError(f'Must configure the l2tpv3 peer-session-id for {interface}')
+ if ( l2tpv3['is_bridge_member']
+ and ( l2tpv3['address']
+ or l2tpv3['ipv6_eui64_prefix']
+ or l2tpv3['ipv6_autoconf'] ) ):
+ raise ConfigError((
+ f'Cannot assign address to interface "{l2tpv3["intf"]}" '
+ f'as it is a member of bridge "{l2tpv3["is_bridge_member"]}"!'))
+
return None
@@ -254,6 +264,10 @@ def apply(l2tpv3):
if not l2tpv3['disable']:
l.set_admin_state('up')
+ # re-add ourselves to any bridge we might have fallen out of
+ if l2tpv3['is_bridge_member']:
+ l.add_to_bridge(l2tpv3['is_bridge_member'])
+
return None
if __name__ == '__main__':